/*
 * Copyright 2000-2009 JetBrains s.r.o.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.jetbrains.idea.maven.project;

public abstract class MavenProjectChanges {
  public static final MavenProjectChanges NONE = createNoneChanges();
  public static final MavenProjectChanges ALL = createAllChanges();
  public static final MavenProjectChanges DEPENDENCIES = createDependenciesChanges();

  public abstract boolean hasPackagingChanges();

  public abstract boolean hasOutputChanges();

  public abstract boolean hasSourceChanges();

  public abstract boolean hasDependencyChanges();

  public abstract boolean hasPluginsChanges();

  public abstract boolean hasPropertyChanges();

  public boolean hasChanges() {
    return hasPackagingChanges() ||
           hasOutputChanges() ||
           hasSourceChanges() ||
           hasDependencyChanges() ||
           hasPluginsChanges() ||
           hasPropertyChanges();
  }

  private static MavenProjectChanges createNoneChanges() {
    return new MavenProjectChangesBuilder();
  }

  private static MavenProjectChanges createAllChanges() {
    MavenProjectChangesBuilder result = new MavenProjectChangesBuilder();
    result.setAllChanges(true);
    return result;
  }

  private static MavenProjectChanges createDependenciesChanges() {
    MavenProjectChangesBuilder result = new MavenProjectChangesBuilder();
    result.setHasDependencyChanges(true);
    return result;
  }
}
